A Nashville man died Monday after a single-vehicle crash on Highway 100, according to Metro Nashville police.
Police said 69-year-old Robert Gerald was driving a 2015 GMC Terrain west on Highway 100 around 12:10 p.m. when, for an unknown reason, the SUV crossed the double yellow lines near Old Hickory Boulevard and left the roadway.
The SUV then crashed head-on into a tree…